dad7e06238
Similar to code in the Docker daemon and containerd 0.2.x. Even if we have a better deployment model in containerd 1.0 seems reasonable to have this same fix in the rare case that it bites someone using containerd 1.0. Signed-off-by: Phil Estes <estesp@linux.vnet.ibm.com>
45 lines
850 B
Go
45 lines
850 B
Go
// +build darwin freebsd
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package main
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import (
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"context"
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"os"
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"golang.org/x/sys/unix"
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"github.com/containerd/containerd/log"
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"github.com/containerd/containerd/reaper"
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"github.com/containerd/containerd/server"
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)
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const defaultConfigPath = "/etc/containerd/config.toml"
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var handledSignals = []os.Signal{
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unix.SIGTERM,
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unix.SIGINT,
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unix.SIGUSR1,
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unix.SIGCHLD,
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unix.SIGPIPE,
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}
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func handleSignals(ctx context.Context, signals chan os.Signal, server *server.Server) error {
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for s := range signals {
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log.G(ctx).WithField("signal", s).Debug("received signal")
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switch s {
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case unix.SIGCHLD:
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if err := reaper.Reap(); err != nil {
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log.G(ctx).WithError(err).Error("reap containerd processes")
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}
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case unix.SIGUSR1:
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dumpStacks()
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case unix.SIGPIPE:
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continue
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default:
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server.Stop()
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return nil
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}
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}
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return nil
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}
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